Subtract 2/18 from 8/16
8/16 - 2/18 is 7/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
8/16 = 8 × 9/16 × 9 = 72/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
2/18 = 2 × 8/18 × 8 = 16/144 - Subtract the two like fractions:
72/144 - 16/144 = 72 - 16/144 = 56/144 - After reducing the fraction, the answer is 7/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16-4/18 8/32-2/18 8/16-2/36 24/16-2/18 8/16-6/18 8/48-2/18 8/16-2/54 40/16-2/18 8/16-10/18 8/80-2/18 8/16-2/90 56/16-2/18 8/16-14/18